found at the chalk complexes at the cliffs of the Jasmund Peninsula,
Ruegen Jasmund
North European Plain Germany
Geological Time: Cretaceous Upper Cretaceous Maastrichtian
Lower Maastrichtian
drawing provided and classification done by:
Height a: 140µm, b: 80µm, c: 180µm, d:190µm
The identification is based upon:
Frenzel, Peter, 2000: